title: Separation and analysis of diastereomers and enantiomers of cypermethrin and cyfluthrin by gas chromatography.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods*; D019015:Geologic Sediments / Q000032:analysis; D007306:Insecticides / Q000032:analysis / Q000737:chemistry / Q000302:isolation & purification*; D009570:Nitriles; D011722:Pyrethrins / Q000032:analysis / Q000737:chemistry / Q000302:isolation & purification*; D013237:Stereoisomerism; D014867:Water / Q000032:analysis
chemical_list: D007306:Insecticides; D009570:Nitriles; D011722:Pyrethrins; D014867:Water; C017160:cypermethrin; C052570:cyfluthrin